lx1563 Microsemi Corporation, lx1563 Datasheet
lx1563
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lx1563 Summary of contents
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... Boost Stage enhancing Discontinuous Mode of Operation With No Current Gaps No Slope Compensation Required Electronic Ballast Switching Power Supplies Available Options Per Part # Start-Up Part # Voltage LX1562 13.1V LX1563 9.8V Plastic SOIC 8-Pin Transition D/C: 0440 LX1562IDM LX1563IDM 714-893-2570 AX Hysteresis Voltage 5.2V 2.1V 1 ...
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LX1562/1563 ...
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... Symbol Test Conditions V LX1562 Only ST LX1563 Only V LX1562 Only H LX1563 Only I V < 12V, Output Not Switching 12V, 50kHz, CGS = 1000pF ...
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LX1562/1563 S Parameter Current Sense Comparator Section Input Bias Current Current Sense Delay to Output C.S. ...
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...
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... RUN-AWAY COMPARATOR THRESHOLD vs. TEMPERATURE 16. C.S. DELAY TO OUTPUT vs. TEMPERATURE 17. C.S. BLANKING TIME vs. TEMPERATURE 18. RESTART TIME vs. TEMPERATURE 19. FALL TIME vs. TEMPERATURE 20. RISE TIME vs. TEMPERATURE 21. SUPPLY CURRENT vs. SUPPLY VOLTAGE (LX1562) 22. SUPPLY CURRENT vs. SUPPLY VOLTAGE (LX1563) 22a. MAXIMUM MULTIPLIER OUTPUT VOLTAGE vs. TEMPERATURE ...
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FIGURE 1. — E.A. OUTPUT VOLTAGE vs. C.S. THRESHOLD 1.4 ...
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... LX1562/1563 S FIGURE 5. — E.A. INPUT BIAS CURRENT vs. TEMPERATURE 0.5 0.4 0.3 0.2 0.1 0.0 -0.1 -0.2 -0.3 -0.4 -0.5 -50 - Ambient Temperature - (°C) A FIGURE 7. — START-UP SUPPLY CURRENT vs. TEMPERATURE 350.0 LX1563 V < V 300 1nF L 250.0 200.0 150.0 100.0 50.0 0.0 -50 - Ambient Temperature - (° ...
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... FIGURE 12. — 2.50 2.40 2.30 2.20 2.10 2.00 1.90 1.80 1.70 1.60 1. 100 125 -50 LX1562/1563 START-UP THRESHOLD vs. TEMPERATURE LX1563 16V 1nF L - 100 (T ) Ambient Temperature - (° LOCKOUT HYSTERESIS vs. TEMPERATURE LX1563 - 100 (T ) Ambient Temperature - (°C) A 125 125 9 ...
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LX1562/1563 S FIGURE 13. — I THRESHOLD HIGH vs. TEMPERATURE DET 1.90 1.85 1.80 1.75 1.70 ...
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FIGURE 17. — C.S. BLANKING TIME vs. TEMPERATURE 1000 900 ...
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... PIN2 PIN1 0- 100 125 SUPPLY CURRENT vs. SUPPLY VOLTAGE 14 LX1563 25° PIN2 Supply Voltage - ( PIN1 ...
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... Table 1 shows the start-up voltage and hysteresis for LX1562 and LX1563. The LX1562 is used for stand alone pre-regulator applications while LX1563 is ideal for applications where sup- ply voltage is derived elsewhere and requires less than 14V start-up ...
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LX1562/1563 S VOLTAGE REFERENCE (continued DISCHARGE V START V HYST R & C ...
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MULTIPLIER The LX1562/63 features a one quadrant multiplier stage having ...
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LX1562/1563 S CURRENT DETECT LOGIC (continued) upper 7.8V clamp prevents input overvoltage breakdown dur- ing switch ...
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TYPICAL APPLICATION The application circuit shown in Figure 31 uses ...
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LX1562/1563 S OUTPUT VOLTAGE REQUIREMENT 0.2 0. ...
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INDUCTOR DESIGN (continued) Step 2: Choose a core with higher ...
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LX1562/1563 S ERROR AMPLIFIER COMPONENT SELECTION Capacitor C5 is primarily selected to reject the output ripple ...
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POWER MOSFET SELECTION The voltage rating of MOSFET and rectifier ...
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LX1562/1563 AC+ R1 120V Note: Thick ...
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AC+ R1 220V C1 AC AC- R2 ...
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LX1562/1563 AC+ R1 277V Note: Thick ...
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AC+ R1 90-265V C1 AC AC- R2 ...